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US Patent: 3,131,482
Micrometer with Adjustable Barrel Sleeve
Patentees: Ermand L. Watelet (exact or similar names) - Greenwood, Kent County, RI Norman E. Davies (exact or similar names) - Warwick, Kent County, RI USPTO Classifications: 33/816 Tool Categories: metalworking tools : machinist tools : measuring tools : micrometers Assignees: Brown & Sharpe Mfg. Co. - Providence, Providence County, RI Manufacturer: Brown & Sharpe Mfg. Co. - Providence, Providence County, RI Witnesses: Unknown	Patent Dates: Applied: Oct. 09, 1961 Granted: May 05, 1964 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens Vintage Machinery entry for Brown & Sharpe Mfg. Co.

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